package scct.haoyuqing.utils;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DButils {
    private static String Driver="com.mysql.cj.jdbc.Driver";
    private static String dbUrl =
            "jdbc:mysql://localhost:3306/carstore?characterEncoding=UTF-8&useSSL=false";
    private static String name = "root";
    private static String pass = "123456";
    public static Connection getConnection(){
        Connection conn;

        try{
            Class.forName(Driver);//加载驱动
            conn= DriverManager.getConnection(dbUrl,name,pass);
        }catch(ClassNotFoundException e){
            throw new RuntimeException(e);
        }catch (SQLException e){
            throw new RuntimeException(e);
        }
        return conn;
    }
    public static void closeConnection(Connection conn){
        if (conn!=null)
        {
            try{
                conn.close();
            }catch(SQLException e){
                throw new RuntimeException(e);
            }
        }
    }
}

